Welcome to this page!
Here you will find several resources to study and to review. They are appropriate for different levels so, try to guess yours and use those which you feel better or you like the most.
Enjoy it!

GENERAL

For a complete review of different subject visit the following wiki. There are plenty of funny activities and some of them in Flash so you can play while you are learning.
http://capileiraticrecursos.wikispaces.com/RECURSOS+PARA+E.+PRIMARIA

MATHS

Some clues for multiplication "x".
http://youtu.be/gpNwqi4LVLw